﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;

namespace WCF_LIBRARY_ATM
{
   
    [ServiceContract]
    public interface IService1
    {
        [OperationContract]
        int dangnhap(string id, string matkhau);
        [OperationContract]
        KH getKH(string id);
        [OperationContract]
        int rutTien(string id, int sotien);
        [OperationContract]
        int kiemTraTaiKhoan(string id);
    }
   
 

    
   
}
